The Sierra Nevada region could see significant snowfall while Southern California remains largely dry and mild.

The closure order has sparked a social media backlash from experienced climbers who argue their access should not be limited because of the mistakes made by the unskilled and untrained.

SACRAMENTO, Calif. — Weather impacts, including valley rain and Sierra snow, are expected this week and are likely to affect travel. Starting Tuesday night, an atmospheric river swept through Northern California, triggering numerous weather events. Snow has already arrived in the Sierra.

Among Winter Storm Fern's impacts was the "largest cancellation day" for flights since March 2020, an airport official said.

Thursday will start with patchy morning fog and a few lingering Sierra snow flurries.

Add Yahoo as a preferred source to see more of our stories on Google. Almost every square mile of California is forecast to pick up at least 0.01 inches of rain through New Year's Day, with the greatest totals expected in Southern California and the Sierra ...

The storm dumped more than an inch of rain in Ojai in Ventura County, nearly three-quarters of an inch in downtown Los Angeles and dropped rain at nearly .75 inches an hour in the Angeles National Forest,